Home / 10,385,256.96-15,576,088.32-2,810,453.76

Finding the Fourth Proportional to 10,385,256.96, 15,576,088.32 and 2,810,453.76

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Solution

The fourth proportional to 10,385,256.96, 15,576,088.32 and 2,810,453.76 is: 4,215,194.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,256.96 : 15,576,088.32 = 2,810,453.76 : x
  2. Step 2: Convert to fraction form
    10,385,256.96/15,576,088.32 = 2,810,453.76/x
  3. Step 3: Cross multiply
    10,385,256.96x = 15,576,088.32 × 2,810,453.76
  4. Step 4: Simplify right side
    10,385,256.96x = 43,775,875,985,036.08
  5. Step 5: Solve for x
    x = 43,775,875,985,036.08/10,385,256.96
  6. Step 6: Final answer
    x = 4,215,194.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.